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DTC Detecting Condition and Trouble Area

P011B DTC DETECTING CONDITION CHART

DTC detecting condition Trouble area
P011B: Engine Coolant Temperature Circuit Performance at Engine Soaking 
Difference between ECT and IAT is more than 30 °C (86 °F) for 5 sec. after engine has stopped for 5 hours.
(2 D/C detection logic)
  • ECT sensor and/or its circuit
  • IAT sensor and/or its circuit
  • ECM